. >>> changes are coming for the cash strapped u.s. postal service. starting later on this year you will no longer receive letters on saturday. some are saying this change was unevidentable -- inevitable. >> reporter: the post office plans to cut mail on saturdays. >> i want my mail on saturdays. >> reporter: packages would be delivered six days a week but letters and first class mail would only go out during the weekdays. >> financial stability with postal service losses, in part, because of the growing popularity of email and online bill pay. they also blame the financial whoas on a 2006 law requiring the post sal service to pay $5 1/2 billion a year, one of the many reasons members of the learn postal workers union said this could be avoided. >> congress created a problem. congress refused to solve the problem. now management is going along. >> reporter: after already closing thousands of post offices andions, they feel thisa necessary move this will save $2 billion a year, a measure many customers say they understand. >> to me it doesn't matter. i